The sewage? Na. Just walk out in the streets with the kits...SF is rapidly turning out like the slums in India, where men are employed by the government to pick up and burn the .. I saw a news story that they were testing the sewage at SFO for traces of the new variant. And where did the find the case In a double vaccinated person?
Batch testing for variants is a pretty inexact science. It’s short cutting. But that’s what is being shoved down our throat.